Python in 10 Minutes
The crash course with the real error messages you'll actually hit — and permission to skip classes for now.
💼Workplace Skills in 10 Minutes
Pyramid Principle, SMART, STAR, SBI, managing up, saying no — the frameworks people learn in ten years, in ten minutes.
😏How to Be Funny in 10 Minutes
Comedy is mechanics, not genes: surprise, the rule of three, callbacks, timing — and the four ways people kill their own jokes.
🧮Chinese Mental Math
Why Chinese schoolkids out-calculate most adults: the 45-fact chant, make-ten, and the tricks built on top.
🔊100 Sounds of Nature
A playable field guide, radio-show style: a voice announces each sound, from lion roars to singing sand dunes. None are recordings.
🌱Git in 10 Minutes
Three trees, branches as sticky notes, and how to undo anything — with the real errors (detached HEAD, non-fast-forward) decoded.
⌨️The Command Line in 10 Minutes
Pipes, grep, PATH, permissions — why "command not found" happens after installing, and why rm has no trash can.
🗄️SQL in 10 Minutes
The JOIN mental model that finally clicks, the NULL trap with no error message, and the UPDATE-without-WHERE horror story.
🤖AI Words, Explained
Token, prompt, RAG, agent, MCP — one plain-English definition, one real example, and the misconception to unlearn, for each.